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BLG – Senseair CO2 Engine

CO2 Engine BLG is designed to measure and store records of environmental parameters such as CO2, relative humidity and temperature. The sensor is designed for battery powered operation with low average power consumption without compromising measurement precision and resolution.



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Product Details

  • Operating Principle: Non-dispersive infrared (NDIR)
  • Measured gas: Carbon dioxide
  • Measurement range CO2: 0 to 30%vol(CO2)
  • Measurement range RH: 0 to 100%
  • Measurement range °C: -40 to 60
  • Accuracy: ± 0,2%vol ± 3 % of reading
  • Dimensions: 51 x 57 x 14 mm (Length x Width x Height)
  • Maintenance-free
  • Life Expectancy > 10 years
  • Operation temperature range: 0 to 50 °C
  • Operation humidity range: 0 to 95% RH (non-condensing)
  • Power supply: 5.5 to 12.0 V DC
  • Response time: <25 sec gas diffusion time
  • Communication: I2C/UART (Modbus)


Onsite Diagnostics

If you require onsite diagnostics or technical assistance with any of our products please contact us

  • This field is for validation purposes and should be left unchanged.


We recommend Duomo Gas Detection products are serviced at least annually to ensure efficacy and extend sensor life. Our qualified team of engineers are available Nationwide.



  • Datasheet

    349.95 KB | pdf


Support & Service

If you require technical assistance or an annual service on this product please contact us and we will be happy to help. Our qualified team of engineers are available Nationwide.

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